Pretend the the start-over invitation becomes visible once the player has one challenge in his portfolio
Pretend that starting over presents the first challenge again
… Pretend that the start-over listener sends the appropriate request
… Pretend that the router has a start-over route
… Pretend that the start-over service empties both the portfolio and the server of the player
… Pretend that the service can resist incorrect calls
it does start over correctly
Consider specs as docs